Created
June 4, 2025 17:44
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Test tmp file size for container (docker or kubernetes)
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| ### test on k8s | |
| #kubectl run tilotmptest --image=registry.access.redhat.com/ubi8/openjdk-8-runtime --wait --restart=Never --command dd if=/dev/zero of=/tmp/testfile bs=500k count=1024 | |
| #kubectl logs tilotmptest && kubectl delete pod tilotmptest | |
| # 1 GB | |
| kubectl run tilotmptest --image=registry.access.redhat.com/ubi8/openjdk-8-runtime --attach --rm --restart=Never --command dd if=/dev/zero of=/tmp/testfile bs=1000k count=1024 | |
| # 5 GB | |
| kubectl run tilotmptest --image=registry.access.redhat.com/ubi8/openjdk-8-runtime --attach --rm --restart=Never --command dd if=/dev/zero of=/tmp/testfile bs=5000k count=1024 | |
| ##test on docker | |
| #100MB | |
| docker run registry.access.redhat.com/ubi8/openjdk-8-runtime dd if=/dev/zero of=/tmp/testfile bs=100k count=1024 | |
| #5 GB | |
| docker run registry.access.redhat.com/ubi8/openjdk-8-runtime dd if=/dev/zero of=/tmp/testfile bs=5000k count=1024 |
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based on this: moby/moby#12940 (comment)